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Q195 Q235 Q345 Rectangular Pipe

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AISI Standard Q390e/Grade/36/16mng/A3/Ss330 1.66mm-20mm Thick Square Carbon Steel Tube

AISI Standard Q390e/Grade/36/16mng/A3/Ss330 1.66mm-20mm Thick Square Carbon Steel Tube

US $ 520-580 / Ton FOB
1 Ton (MOQ)
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Audited Supplier
Shandong Xingtongda Steel Co., Ltd

Shandong, China Since 2024
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ASTM A283 A153 A53 A106 A179 A214 A192 A116 Carbon Steel Pipe Black Hollow Section Welded Square Rectangular Tube

ASTM A283 A153 A53 A106 A179 A214 A192 A116 Carbon Steel Pipe Black Hollow Section Welded Square Rectangular Tube

US $ 398-416 / Ton FOB
5 Tons (MOQ)
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Audited Supplier
Shandong Hongyan Metal Material Co., Ltd.

Trading Company

Shandong, China Since 2021
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China Manufacturer ASTM A270 A500 A53 En10025 ERW Galvanized Welded Steel Pipe for Construction

China Manufacturer ASTM A270 A500 A53 En10025 ERW Galvanized Welded Steel Pipe for Construction

US $ 633-705 / Ton FOB
5 Tons (MOQ)
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TIANJIN BOER KING STEEL CO., LIMITED

Tianjin, China Since 2017
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China Factory Supply Carbon Steel Square Tube Hollow Section Black Rectangular ERW Steel Pipe

China Factory Supply Carbon Steel Square Tube Hollow Section Black Rectangular ERW Steel Pipe

US $ 500-650 / Ton FOB
25 Tons (MOQ)
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Shandong Chicago Material Co., Ltd

Shandong, China Since 2023
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Welded Square Pipe Made in China Q235 Galvanized Square Pipe 40*40/Seamless Steel Pipe Large Diameter Square Pipe/Rectangular Tube Can Be Customized

Welded Square Pipe Made in China Q235 Galvanized Square Pipe 40*40/Seamless Steel Pipe Large Diameter Square Pipe/Rectangular Tube Can Be Customized

US $ 650-800 / Ton FOB
1 Ton (MOQ)
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Liaocheng Xinruyi Trading Co., LTD.

Shandong, China Since 2021
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Welded Carbon Steel Rectangular Tube/ Pipe A500, En10210

Welded Carbon Steel Rectangular Tube/ Pipe A500, En10210

US $ 500-1,200 / Ton FOB
1 Ton (MOQ)
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Guangzhou Kingmetal Steel Industry Co., Ltd.

Guangdong, China Since 2011
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Hollow Section Hot Rolled Rectangular Carbon Steel Tube Weld Galvanized Square Steel Pipe

Hollow Section Hot Rolled Rectangular Carbon Steel Tube Weld Galvanized Square Steel Pipe

US $ 480-600 / Ton FOB
2 Tons (MOQ)
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Tianzhu Special Steel Co., Ltd

Jiangsu, China Since 2021
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Non-Alloy Galvanized Iron Welded Steel Pipe Gi Pipe

Non-Alloy Galvanized Iron Welded Steel Pipe Gi Pipe

US $ 500-520 / Ton FOB
2 Tons (MOQ)
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Audited Supplier
Jinan Zunkai Materials Co., Ltd.

Trading Company

Shandong, China Since 2021
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Durable ERW Rectangular Carbon Steel Pipe for Construction

Durable ERW Rectangular Carbon Steel Pipe for Construction

US $ 1,099-1,399 / Ton FOB
1 Ton (MOQ)
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Jiangsu Hai Yi Da Metal Products Co., Ltd

Jiangsu, China Since 2022
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High-Quality Welded Seam Rectangular Pipe for Industrial Use

High-Quality Welded Seam Rectangular Pipe for Industrial Use

US $ 599-1,200 / Ton FOB
1 Ton (MOQ)
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Shanghai Baori Steel Industries Co., Ltd.

Shanghai, China Since 2024
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Galvanized Square Tube 40X40 Hollow Section Steel Tubes Black Galvanized Square Pipe for Construction

Galvanized Square Tube 40X40 Hollow Section Steel Tubes Black Galvanized Square Pipe for Construction

US $ 700-750 / Ton FOB
25 Tons (MOQ)
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Tianjin Arcelormittal Steel Trade Co., Ltd.

Trading Company

Tianjin, China Since 2022
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20X20 Black Steel Square Pipe, A36 Square and Rectangular Steel Pipe

20X20 Black Steel Square Pipe, A36 Square and Rectangular Steel Pipe

US $ 550-600 / Ton FOB
10 Tons (MOQ)
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Tianjin Hongxin International Trade Co., Ltd.

Tianjin, China Since 2020
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6.5mm-20mm Thickness Q390c/Grade/D/St14/1020/Ss400 JIS Standard Square Mild Steel Pipe

6.5mm-20mm Thickness Q390c/Grade/D/St14/1020/Ss400 JIS Standard Square Mild Steel Pipe

US $ 520-580 / Ton FOB
1 Ton (MOQ)
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Shandong Xingtongda Steel Co., Ltd

Shandong, China Since 2024
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Factory Suppliers Q235 Q345 A36 S235jr S275jr S355jr Ss400 Q420 Q460 Q550 Q690 St37 St52 Carbon Steel Pipes Tubes Price

Factory Suppliers Q235 Q345 A36 S235jr S275jr S355jr Ss400 Q420 Q460 Q550 Q690 St37 St52 Carbon Steel Pipes Tubes Price

US $ 580-650 / Ton FOB
1 Ton (MOQ)
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XINBAOLONG STEEL CO..LIMITED

Trading Company

Shandong, China Since 2024
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Square Rectangular Hollow Section Structure Steel Pipe

Square Rectangular Hollow Section Structure Steel Pipe

US $ 508-780 / Ton FOB
2 Tons (MOQ)
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Tianjin Xuboyuan Iron & Steel Trading Co., Ltd.

Trading Company

Tianjin, China Since 2011
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En 10210 S355j2h Galvanized Carbon Steel Square Tube 75X75 mm

En 10210 S355j2h Galvanized Carbon Steel Square Tube 75X75 mm

US $ 450-520 / Ton FOB
10 Tons (MOQ)
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Tianjin Boer King Steel Import and Export Co., Ltd.

Trading Company

Tianjin, China Since 2017
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ASTM AISI Standard Hot Cold Rolled A53/A135/A252/A500/A795 Nm360 Q355nh Q295nh Q345ns ERW Seamless Welded Round Tube Carbon Steel Pipe

ASTM AISI Standard Hot Cold Rolled A53/A135/A252/A500/A795 Nm360 Q355nh Q295nh Q345ns ERW Seamless Welded Round Tube Carbon Steel Pipe

US $ 550-650 / Ton FOB
2 Tons (MOQ)
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Shandong Hongyan Metal Material Co., Ltd.

Trading Company

Shandong, China Since 2021
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High Quality Black Square Tube Q195 Q235 Q345

High Quality Black Square Tube Q195 Q235 Q345

US $ 500-600 / Ton FOB
5 Tons (MOQ)
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Tianjin Tianyingtai Steel Pipe Co., Ltd.

Tianjin, China Since 2010
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ASTM A106 A53 A240 Sch40 Round Hot Dipped Gi Tube LSAW Ms Iron Galvanized Steel Pipe

ASTM A106 A53 A240 Sch40 Round Hot Dipped Gi Tube LSAW Ms Iron Galvanized Steel Pipe

US $ 633-705 / Ton FOB
5 Tons (MOQ)
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TIANJIN BOER KING STEEL CO., LIMITED

Tianjin, China Since 2017
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Low Carbon Steel Pipe Square and Rectangular Tube Pipes

Low Carbon Steel Pipe Square and Rectangular Tube Pipes

US $ 670-689 / Ton FOB
5 Tons (MOQ)
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Yangtze Steel Group (China) Co., Ltd.

Trading Company

Shandong, China Since 2023
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ASTM A106 Shs Rhs Steel Ms Galvanized Square Tube Hollow Section Rectangular Hot Rolled Steel Pipe

ASTM A106 Shs Rhs Steel Ms Galvanized Square Tube Hollow Section Rectangular Hot Rolled Steel Pipe

US $ 500-650 / Ton FOB
25 Tons (MOQ)
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Shandong Chicago Material Co., Ltd

Shandong, China Since 2023
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Low Cost Welded Rectangular Titanium Tube

Low Cost Welded Rectangular Titanium Tube

US $ 650-800 / Ton FOB
1 Ton (MOQ)
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Liaocheng Xinruyi Trading Co., LTD.

Shandong, China Since 2021
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Hot Sale Customized Hot Cold Rolled Structural Steel Pipe/Welded A53 A106 Pre Square/Round Galvanized Steel Pipe for Construction

Hot Sale Customized Hot Cold Rolled Structural Steel Pipe/Welded A53 A106 Pre Square/Round Galvanized Steel Pipe for Construction

US $ 500-700 / Ton FOB
10 Tons (MOQ)
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Audited Supplier
Tangshan Zuoqiu Steel Trade Co., Ltd

Trading Company

Hebei, China Since 2025
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About Q195 Q235 Q345 Rectangular Pipe FAQ
  • QHow can I find trustworthy suppliers of steel pipes and tubes in China?

    The Q195 Q235 Q345 Rectangular Pipe is an essential part of our Steel Pipe & Tube offerings.When looking for reliable suppliers in China, consider using platform tools, attending industry exhibitions, and consulting business directories. Verify the supplier's qualifications, request samples, and conduct thorough due diligence to ensure product quality and delivery reliability.

  • QWhat are the common types of steel used in manufacturing steel pipes and tubes?

    Our Q195 Q235 Q345 Rectangular Pipe offers exceptional quality and style within the Steel Pipe & Tube category.Steel pipes and tubes are often made using carbon steel, stainless steel, and alloy steel. Each type offers unique properties, such as strength, corrosion resistance, and heat resistance. It is essential to consult with a reputable supplier for guidance on the best material for your specific applications.

  • QWhat are the advantages of purchasing steel pipes and tubes in wholesale quantities?

    Our Q195 Q235 Q345 Rectangular Pipe offers exceptional quality and style within the Steel Pipe & Tube category.Bulk purchasing of steel pipes and tubes offers cost savings, availability in large quantities, and consistent product quality. Wholesale orders often come with discounts and customization options, allowing you to procure high-quality materials from trusted suppliers at competitive prices.

2X2X1 8 Steel Pipe Square Weight Rectangular Steel Pipe Tube

2X2X1 8 Steel Pipe Square Weight Rectangular Steel Pipe Tube

US $ 398-1,600 / Ton FOB
1 Ton (MOQ)
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Shandong Hanbang Materials Co., Ltd.

Trading Company

Shandong, China Since 2023
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Black Square ERW Steel Pipe/Mild Steel Square Pipe

Black Square ERW Steel Pipe/Mild Steel Square Pipe

US $ 520-580 / Ton FOB
10 Tons (MOQ)
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Audited Supplier
Tianjin Hongxin International Trade Co., Ltd.

Tianjin, China Since 2020
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High Quality Corrugated Square Tubing Galvanized Steel Pipe Iron Rectangular Tube Price for Carports with Faset Delivery

High Quality Corrugated Square Tubing Galvanized Steel Pipe Iron Rectangular Tube Price for Carports with Faset Delivery

US $ 500-620 / Ton FOB
25 Tons (MOQ)
Contact Supplier
Audited Supplier
Wuxi Cheng Yue Metal Materials Co., Ltd

Jiangsu, China Since 2024
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Hot DIP Galvanized Steel Tube with Good Quality

Hot DIP Galvanized Steel Tube with Good Quality

US $ 610-620 / Ton FOB
10 Tons (MOQ)
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Audited Supplier
Qingdao Wanrunda Imp and Exp Co., Ltd.

Shandong, China Since 2015
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High-Quality Q235/Q355/St37/St52/S235 0.5-20 mm Thickness Seamless Carbon Steel Square Pipe Tube

High-Quality Q235/Q355/St37/St52/S235 0.5-20 mm Thickness Seamless Carbon Steel Square Pipe Tube

US $ 520-580 / Ton FOB
1 Ton (MOQ)
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Audited Supplier
Shandong Xingtongda Steel Co., Ltd

Shandong, China Since 2024
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Fast Delivery Size 20# 45# Ss400 S235 S355 A106 A53 Black Iron Mild Steel Ms Seamless Carbon Steel Pipe Tube St37 Ts44 St52 Q235 Q195 Ss420 Carbon Steel Tube

Fast Delivery Size 20# 45# Ss400 S235 S355 A106 A53 Black Iron Mild Steel Ms Seamless Carbon Steel Pipe Tube St37 Ts44 St52 Q235 Q195 Ss420 Carbon Steel Tube

US $ 500-520 / Ton FOB
2 Tons (MOQ)
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Audited Supplier
Jinan Zunkai Materials Co., Ltd.

Trading Company

Shandong, China Since 2021
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Hot Sale 20X20 25X25 40X40 50X50 60X60 20X40 30X50 40X60 Rectangular Steel Square Steel Metal Tube Iron Pipe

Hot Sale 20X20 25X25 40X40 50X50 60X60 20X40 30X50 40X60 Rectangular Steel Square Steel Metal Tube Iron Pipe

US $ 700-750 / Ton FOB
25 Tons (MOQ)
Contact Supplier
Audited Supplier
Tianjin Arcelormittal Steel Trade Co., Ltd.

Trading Company

Tianjin, China Since 2022
Chat Now Send Inquiry
High-Quality Hot Dipped Galvanized Square Tubing for Sale

High-Quality Hot Dipped Galvanized Square Tubing for Sale

US $ 520-575 / Ton FOB
5 Tons (MOQ)
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Audited Supplier
Shandong Hongyan Metal Material Co., Ltd.

Trading Company

Shandong, China Since 2021
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Customizable Rectangular Steel Pipe for Industrial Pipeline Solutions

Customizable Rectangular Steel Pipe for Industrial Pipeline Solutions

US $ 599-1,200 / Ton FOB
1 Ton (MOQ)
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Audited Supplier
Shanghai Baori Steel Industries Co., Ltd.

Shanghai, China Since 2024
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En 10210 S355jr Rectangular Pipe

En 10210 S355jr Rectangular Pipe

US $ 800 / Ton FOB
25 Tons (MOQ)
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Audited Supplier
Guangzhou Kingmetal Steel Industry Co., Ltd.

Guangdong, China Since 2011
Chat Now Send Inquiry
Good Sale S235 S235jr S355j0 S355j2 Straight Carbon Steel Welded Steel Pipes for Construction Material

Good Sale S235 S235jr S355j0 S355j2 Straight Carbon Steel Welded Steel Pipes for Construction Material

US $ 420-720 / Ton FOB
5 Tons (MOQ)
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Audited Supplier
TIANJIN BOER KING STEEL CO., LIMITED

Tianjin, China Since 2017
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10mowvnb 15NiCuMoNb5 16mn A269 A333 A213 Rectangular Welded Tube

10mowvnb 15NiCuMoNb5 16mn A269 A333 A213 Rectangular Welded Tube

US $ 650-750 / Ton FOB
10 Tons (MOQ)
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Audited Supplier
Shanghai Changzeng Metal Co., Ltd.

Shanghai, China Since 2016
Chat Now Send Inquiry
Customized Cold Drawn Seamless Carbon Steel Welded Pipe/Tube JIS/API/DIN Standard AISI Certified API Pipe

Customized Cold Drawn Seamless Carbon Steel Welded Pipe/Tube JIS/API/DIN Standard AISI Certified API Pipe

US $ 400-450 / Ton FOB
5 Tons (MOQ)
Contact Supplier
Audited Supplier
Liaocheng Haoshuntong Metal Materials Co., Ltd.

Trading Company

Shandong, China Since 2025
Chat Now Send Inquiry
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